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AC_INIT(configure.in)
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(antigrav, 0.0.2)
AC_CONFIG_HEADERS(config.h)
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_LANG_CPLUSPLUS
AC_STDC_HEADERS
AC_HEADER_DIRENT
AC_SUBST(datadir)
AC_SUBST(PACKAGE)
case "$target" in
*-*-cygwin* | *-*-mingw32*)
MATHLIB=""
SYS_GL_LIBS="-lopengl32 -lglu32"
;;
*)
MATHLIB="-lm"
SYS_GL_LIBS="-lGL -lGLU"
;;
esac
dnl Check for openal
AC_CHECK_LIB(openal, alGenSources,,AC_MSG_ERROR([*** OpenAL is required ***]),-lz)
dnl Check for alut
AC_CHECK_LIB(alut, alutInit,,AC_MSG_ERROR([*** ALUT is required ***]),-lz)
dnl Check for libpng
AC_CHECK_LIB(png, png_create_read_struct,,AC_MSG_ERROR([*** libpng is required ***]),-lz)
AC_ARG_ENABLE([debug],
[ --enable-debug enable debugging features],
[debug=$enableval],
[debug=no])
dnl AC_DEFINE_UNQUOTED([DEBUG],[],[Debugging]))
dnl Check for SDL
AM_PATH_SDL(1.1.5,,AC_MSG_ERROR([*** SDL >= 1.1.5 not found ***]))
HAVE_OPENGL=no
AC_CHECK_HEADER(GL/gl.h,HAVE_OPENGL=yes,AC_MSG_ERROR([*** OpenGL not found ***]))
LIBS="$LIBS $SYS_GL_LIBS"
if test "x$debug" = "xyes"
then
AC_DEFINE_UNQUOTED([DEBUG],[],[Debugging])
CXXFLAGS="$CXXFLAGS $SDL_CFLAGS -g"
else
CXXFLAGS="$CXXFLAGS $SDL_CFLAGS"
fi
CFLAGS="$CXXFLAGS"
LIBS="$LIBS $SDL_LIBS"
AC_OUTPUT(Makefile src/Makefile src/tinyxml/Makefile data/Makefile extra/Makefile)
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